CN104677578A - Lamp vibration test device - Google Patents
Lamp vibration test device Download PDFInfo
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- CN104677578A CN104677578A CN201310612219.2A CN201310612219A CN104677578A CN 104677578 A CN104677578 A CN 104677578A CN 201310612219 A CN201310612219 A CN 201310612219A CN 104677578 A CN104677578 A CN 104677578A
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- guide
- slide block
- light fixture
- connecting lever
- guide part
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention provides a lamp vibration test device, which comprises a crank, a first guide element, a first slide block, a linkage element, a second guide element, a second slide bock, a first elastic element and a second elastic element, wherein the crank comprises a rotating shaft and a crank arm, one end of the crank arm is vertically connected with one end of the rotating shaft, the first guide element is provided with a first guide part, and is arranged in a way of being vertical to the rotating shaft, the first guide element and the crank arm are positioned on the same straight line, the first slide block is arranged on the first guide element and can slide along the first guide part, the two ends of the linkage element are respectively connected with the free end of the crank arm and the first slide block, the crank arm drives the first slide block to slide through the linkage element, the second guide element is provided with a second guide part, the first guide element is positioned between the first guide element and the crank arm, the second slide block is arranged on the second guide element, can slide along the second guide part, and is used for carrying a lamp head of a lamp to be tested, the two ends of the first elastic element are respectively and fixedly connected with the first slide block and the second slide block, and one end of the second elastic element is fixedly connected with the second slide block. The lamp vibration test device has the advantages that the simulation is real, so that the vibration test precision is improved.
Description
[technical field]
The present invention relates to a kind of lamp test device, particularly relate to a kind of light fixture vibration-testing apparatus.
[background technology]
Light fixture is widely used as a kind of electrical equipment of indispensability.Light fixture is arranged on (as locomotive) on mobile vehicle in a large number.If the light fixture on carrier is subject to various unexpected low frequency large-amplitude vibration, the collision such as between locomotive, emergency brake, on rough road surface, the situation such as to travel, these vibrations can form very large threat to the installation position of light fixture, inner structure.Therefore, in the R&D process of light fixture, the intensity of lamp installation position, the intensity of inner structural members are exactly the technical parameter that must investigate.Imitate this kind of vibration to assess lamp mounting bracket intensity, the reliability of inner structural strength just seems extremely important.
But there is the not high defect of Reality simulation degree in the vibration-testing apparatus of traditional light fixture.
[summary of the invention]
In view of above-mentioned condition, be necessary the light fixture vibration-testing apparatus providing a kind of Reality simulation degree higher.
A kind of light fixture vibration-testing apparatus, it comprises:
Crank, comprises one end connecting lever connected vertically of rotating shaft and one end and described rotating shaft, during described axis of rotation, drives described connecting lever around described axis of rotation;
Be provided with the first guide of the first guide part, described first guide is arranged perpendicular to described rotating shaft, and is located along the same line with described connecting lever;
To be located on described first guide and along described first guide part slidably the first slide block;
The moving part that two ends are connected with free end and described first slide block of described connecting lever respectively, described connecting lever drives described first skid by described moving part;
Be provided with the second guide of the second guide part, described second guide is arranged perpendicular to described rotating shaft, and described first guide part and described second guide part all extend along same straight line, and described first guide is between described second guide and described crank;
To be located on described second guide and along described second guide part slidably the second slide block, described second slide block is for carrying the lamp holder of light fixture to be tested;
The first elastic component that two ends are fixedly connected with described first slide block and described second slide block respectively, described first elastic component is used for providing an elastic pulling force to described second slide block; And
The second elastic component that one end is fixedly connected with described second slide block, described second elastic component is used for providing an elastic pulling force to described second slide block;
Wherein, described connecting lever is when described axis of rotation, described connecting lever pulls described first slide block back and forth by described moving part, described first slide block slidably reciprocates along described first guide part, since to pull back dynamic described first elastic component, described first elastic component generation elastic deformation and apply a change elastic pulling force give described second slide block, thus drive described second skid, described second slide block pulls described second elastic component, described second elastic component generation elastic deformation and apply a change elastic pulling force give described second slide block.
The connecting lever of the crank of above-mentioned light fixture vibration-testing apparatus rotates around the shaft, first slide block slides along the first guide part of the first guide, be connected with crank by moving part, second slide block is subject to the elastic force effect of the first elastic component and the second elastic component, as long as crank rotates, the second slide block just vibrates back and forth along the second guide part of the second guide, therefore, only need the lamp holder of light fixture to be tested be arranged on the second slide block, the object of vibration-testing can be reached.Further, because the first elastic component and the second elastic component provide the elastic force converted to the second slide block, make the second slide block do damped motion back and forth, simulation is comparatively true, thus improves the degree of accuracy of vibration-testing.
Wherein in an embodiment, described moving part is extension spring or elastic threads, and the two ends of described moving part are fixedly connected with the free end of described connecting lever and described first slide block respectively, described connecting lever pulls described moving part when rotating, and makes described moving part generation elastic deformation and drives described first slide block to slide along described first guide part.
Wherein in an embodiment, described moving part is connecting rod, and the two ends of described moving part are rotatably connected respectively by the free end of pivot and described connecting lever and described first slide block, described connecting lever drives described moving part to swing up and down when rotating, and makes described moving part drive described first slide block to slide along described first guide part.
Wherein in an embodiment, described second slide block comprises matrix and fixed leg, and described matrix is thin-and-long, and arranges along described second guide part, one end of described fixed leg is vertically fixed on the top of described matrix, and the other end is used for the lamp holder of fixing described light fixture.
Wherein in an embodiment, described second guide part is the guide rail of the swallow-tail form be located on described second guide, and the bottom of described matrix is provided with the chute of swallow-tail form, and described chute extends along the length direction of described matrix, and matches with described guide rail.
Wherein in an embodiment, described second guide part is the gathering sill of the swallow-tail form be located on described second guide, the bottom of described matrix is provided with the slide rail of swallow-tail form, and described slide rail extends along the length direction of described matrix, and matches with described gathering sill.
Wherein in an embodiment, also comprise support, one end of described support is provided with bracing frame, the other end is provided with fixing lug boss, described rotating shaft penetrates rotatably support frame as described above, the other end of described second elastic component is fixed in described fixing lug boss, and the middle part of described support is located at by described first guide and described second guide.
Wherein in an embodiment, also comprise handle, one end of described handle is fixedly connected with described rotating shaft is coaxial, shakes described handle and can drive described axis of rotation.
Wherein in an embodiment, also comprise motor, the driving shaft of described motor is fixedly connected with described rotating shaft is coaxial, makes described motor drive described axis of rotation by described driving shaft.
Wherein in an embodiment, described first guide part is the gathering sill of the swallow-tail form be located on described first guide, the bottom of described first slide block is provided with the slide rail of swallow-tail form, and described slide rail extends along the length direction of described first slide block, and matches with described gathering sill;
Or described first guide part is the guide rail of the swallow-tail form be located on described first guide, the bottom of described first slide block is provided with the chute of swallow-tail form, and described chute extends along the length direction of described first slide block, and matches with described guide rail.
[accompanying drawing explanation]
Fig. 1 is the structural representation of the light fixture vibration-testing apparatus of embodiment of the present invention.
[embodiment]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Preferred embodiment of the present invention is given in accompanying drawing.But the present invention can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present invention more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.Term as used herein " vertical ", " level ", "left", "right" and similar statement are just for illustrative purposes.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present invention understand usually.The object of term used in the description of the invention herein just in order to describe specific embodiment, is not intended to be restriction the present invention.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
Refer to Fig. 1, the light fixture vibration-testing apparatus 100 of embodiment of the present invention, comprise crank 110, first guide 120, first slide block 130, moving part 140, second guide 150, second slide block 160, first elastic component 170 and the second elastic component 180.
Crank 110 comprises one end connecting lever connected vertically of rotating shaft and one end and described rotating shaft, during axis of rotation, drives connecting lever to rotate around the axis.Specifically in the illustrated embodiment in which, light fixture vibration-testing apparatus 100 also comprises support 190, and one end of support 190 is provided with bracing frame 191, and rotating shaft penetrates rotatably bracing frame 191.
Wherein in an embodiment, light fixture vibration-testing apparatus 100 also comprises motor (not shown), and the driving shaft of motor is fixedly connected with rotating shaft is coaxial, makes motor drive axis of rotation by driving shaft.
In other embodiments, light fixture vibration-testing apparatus 100 also comprises handle (not shown), and one end of handle is fixedly connected with rotating shaft is coaxial, and swinging handle can drive axis of rotation.
First guide 120 is provided with the first guide part 121, first guide 120 and arranges perpendicular to the rotating shaft of crank 110, and is located along the same line with the connecting lever of crank 110.Specifically in the illustrated embodiment in which, the middle part of support 190 is located at by the first guide 120.First guide 120 is for being vertically fixed on the guide plate at the middle part of the end face of support 190, and the first guide part 121 is located on the side of guide plate.
Because the first guide part 121 is located on the side of guide plate, the surfaces of revolution of the connecting lever of crank 110 and the coplanar of the first guide part 121, make the connecting lever of crank 110 can not rotate a circle by the restriction of the position of the first guide 120.
First slide block 130 is located on the first guide 120, and along the first guide part 121 slidably.Specifically in the illustrated embodiment in which, the first guide part 121 is for being located at the gathering sill of the swallow-tail form on the first guide 120, and the bottom of the first slide block 130 is provided with the slide rail of swallow-tail form, and slide rail extends along the length direction of the first slide block 130, and matches with gathering sill.
In other embodiments, the first guide part 121 is for being located at the guide rail of the swallow-tail form on the first guide 120, and the bottom of the first slide block 130 is provided with the chute of swallow-tail form, and chute extends along the length direction of the first slide block 130, and matches with guide rail.
The two ends of moving part 140 are connected with the free end of the connecting lever of crank 110 and the first slide block 130 respectively, and the connecting lever of crank 110 drives the first slide block 130 to slide by moving part 140.Specifically in the illustrated embodiment in which, moving part 140 is extension spring or elastic threads, and the two ends of moving part 140 are fixedly connected with the free end of connecting lever and the first slide block 130 respectively, the connecting lever of crank 110 pulls moving part 140 when rotating, and makes moving part 140 that elastic deformation occur and drives the first slide block 130 to slide along the first guide part 121.
Because moving part 140 is extension spring or elastic threads, it can apply an elastic force to the first slide block 130, makes slide block do damped motion on the first guide 120.
In other embodiments, moving part 140 is connecting rod, and the two ends of moving part 140 are rotatably connected respectively by the free end of the connecting lever of pivot and crank 110 and the first slide block 130, drive moving part 140 to swing up and down when connecting lever rotates, make moving part 140 drive the first slide block 130 to slide along the first guide part 121.
Second guide 150 is provided with the second guide part (figure does not mark).Second guide 150 is arranged perpendicular to the rotating shaft of crank 110, and the first guide part 121 and the second guide part all extend along same straight line, and the first guide 120 is between the second guide 150 and crank 110.Specifically in the illustrated embodiment in which, the middle part of support 190 is located at by the second guide 150.Second guide 150 is for being laid in the substrate at the middle part of the end face at support 190, and the second guide part is located at the end face of substrate.
Second slide block 160 is located on the second guide 150, and along the second guide 150 the second guide part slidably.Second slide block 160 is for carrying the lamp holder 200 of light fixture to be tested.Specifically in the illustrated embodiment in which, second slide block 160 comprises matrix and fixed leg, and matrix is thin-and-long, and arranges along the second guide part of the second guide 150, one end of fixed leg is vertically fixed on the top of matrix, and the other end is used for the lamp holder 200 of fixing light fixture.
Because the matrix of thin-and-long is along the second guide part setting of the second guide 150, the second slide block 160 is not easily toppled over when the second guide 150 slides.
Further, in the illustrated embodiment in which, the second guide part is the guide rail of the swallow-tail form be located on the second guide 150, and the bottom of matrix is provided with the chute of swallow-tail form, and chute extends along the length direction of matrix, and matches with guide rail.
In other embodiments, the second guide part is the gathering sill of the swallow-tail form be located on the second guide 150, and the bottom of matrix is provided with the slide rail of swallow-tail form, and slide rail extends along the length direction of matrix, and matches with gathering sill.
The two ends of the first elastic component 170 are fixedly connected with the first slide block 130 and the second slide block 160 respectively.First elastic component 170 is for providing an elastic pulling force to the second slide block 160.First elastic component 170 can be the elastic component such as extension spring, elastic threads.
One end of second elastic component 180 is fixedly connected with the second slide block 160, and the second elastic component 180 is for providing an elastic pulling force to the second slide block 160.Second elastic component 180 can be the elastic component such as extension spring, elastic threads.Specifically in the illustrated embodiment in which, one end relative with bracing frame 191 of support 190 is provided with fixing lug boss 193, and the other end of the second elastic component 180 is fixed in fixing lug boss 193.
Wherein, when the connecting lever of crank 110 rotates around the axis, connecting lever pulls the first slide block 130 back and forth by moving part 140, first slide block 130 slidably reciprocates along the first guide part 121, since to pull back dynamic first elastic component 170, there is elastic deformation and apply the elastic pulling force of a change to the second slide block 160 in the first elastic component 170, thus drive the second slide block 160 to slide, second slide block 160 pulls the second elastic component 180, second elastic component 180 that elastic deformation occurs and applies the elastic pulling force of a change to the second slide block 160.
The connecting lever of the crank 110 of above-mentioned light fixture vibration-testing apparatus 100 rotates around the shaft, first slide block 130 slides along the first guide part 121 of the first guide 120, be connected with crank 110 by moving part 140, second slide block 160 is subject to the elastic force effect of the first elastic component 170 and the second elastic component 180, as long as crank 110 rotates, second slide block 160 just vibrates back and forth along the second guide part of the second guide 150, therefore, only the lamp holder 200 of light fixture to be tested need be arranged on the second slide block 160, the object of vibration-testing can be reached.Further, because the first elastic component 170 and the second elastic component 180 provide the elastic force converted to the second slide block 160, make the second slide block 160 do damped motion back and forth, simulation is comparatively true, thus improves the degree of accuracy of vibration-testing.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a light fixture vibration-testing apparatus, is characterized in that, comprising:
Crank, comprises one end connecting lever connected vertically of rotating shaft and one end and described rotating shaft, during described axis of rotation, drives described connecting lever around described axis of rotation;
Be provided with the first guide of the first guide part, described first guide is arranged perpendicular to described rotating shaft, and is located along the same line with described connecting lever;
To be located on described first guide and along described first guide part slidably the first slide block;
The moving part that two ends are connected with free end and described first slide block of described connecting lever respectively, described connecting lever drives described first skid by described moving part;
Be provided with the second guide of the second guide part, described second guide is arranged perpendicular to described rotating shaft, and described first guide part and described second guide part all extend along same straight line, and described first guide is between described second guide and described crank;
To be located on described second guide and along described second guide part slidably the second slide block, described second slide block is for carrying the lamp holder of light fixture to be tested;
The first elastic component that two ends are fixedly connected with described first slide block and described second slide block respectively, described first elastic component is used for providing an elastic pulling force to described second slide block; And
The second elastic component that one end is fixedly connected with described second slide block, described second elastic component is used for providing an elastic pulling force to described second slide block;
Wherein, described connecting lever is when described axis of rotation, described connecting lever pulls described first slide block back and forth by described moving part, described first slide block slidably reciprocates along described first guide part, since to pull back dynamic described first elastic component, described first elastic component generation elastic deformation and apply a change elastic pulling force give described second slide block, thus drive described second skid, described second slide block pulls described second elastic component, described second elastic component generation elastic deformation and apply a change elastic pulling force give described second slide block.
2. light fixture vibration-testing apparatus as claimed in claim 1, it is characterized in that, described moving part is extension spring or elastic threads, and the two ends of described moving part are fixedly connected with the free end of described connecting lever and described first slide block respectively, described connecting lever pulls described moving part when rotating, and makes described moving part generation elastic deformation and drives described first slide block to slide along described first guide part.
3. light fixture vibration-testing apparatus as claimed in claim 1, it is characterized in that, described moving part is connecting rod, and the two ends of described moving part are rotatably connected respectively by the free end of pivot and described connecting lever and described first slide block, described connecting lever drives described moving part to swing up and down when rotating, and makes described moving part drive described first slide block to slide along described first guide part.
4. light fixture vibration-testing apparatus as claimed in claim 1, it is characterized in that, described second slide block comprises matrix and fixed leg, described matrix is thin-and-long, and arrange along described second guide part, one end of described fixed leg is vertically fixed on the top of described matrix, and the other end is used for the lamp holder of fixing described light fixture.
5. light fixture vibration-testing apparatus as claimed in claim 4, it is characterized in that, described second guide part is the guide rail of the swallow-tail form be located on described second guide, the bottom of described matrix is provided with the chute of swallow-tail form, described chute extends along the length direction of described matrix, and matches with described guide rail.
6. light fixture vibration-testing apparatus as claimed in claim 4, it is characterized in that, described second guide part is the gathering sill of the swallow-tail form be located on described second guide, the bottom of described matrix is provided with the slide rail of swallow-tail form, described slide rail extends along the length direction of described matrix, and matches with described gathering sill.
7. light fixture vibration-testing apparatus as claimed in claim 1, it is characterized in that, also comprise support, one end of described support is provided with bracing frame, the other end is provided with fixing lug boss, described rotating shaft penetrates rotatably support frame as described above, and the other end of described second elastic component is fixed in described fixing lug boss, and the middle part of described support is located at by described first guide and described second guide.
8. light fixture vibration-testing apparatus as claimed in claim 7, it is characterized in that, also comprise handle, one end of described handle is fixedly connected with described rotating shaft is coaxial, shakes described handle and can drive described axis of rotation.
9. light fixture vibration-testing apparatus as claimed in claim 7, it is characterized in that, also comprise motor, the driving shaft of described motor is fixedly connected with described rotating shaft is coaxial, makes described motor drive described axis of rotation by described driving shaft.
10. light fixture vibration-testing apparatus as claimed in claim 1, it is characterized in that, described first guide part is the gathering sill of the swallow-tail form be located on described first guide, the bottom of described first slide block is provided with the slide rail of swallow-tail form, described slide rail extends along the length direction of described first slide block, and matches with described gathering sill;
Or described first guide part is the guide rail of the swallow-tail form be located on described first guide, the bottom of described first slide block is provided with the chute of swallow-tail form, and described chute extends along the length direction of described first slide block, and matches with described guide rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310612219.2A CN104677578B (en) | 2013-11-26 | 2013-11-26 | Lamps and lanterns vibration-testing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310612219.2A CN104677578B (en) | 2013-11-26 | 2013-11-26 | Lamps and lanterns vibration-testing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104677578A true CN104677578A (en) | 2015-06-03 |
| CN104677578B CN104677578B (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310612219.2A Active CN104677578B (en) | 2013-11-26 | 2013-11-26 | Lamps and lanterns vibration-testing apparatus |
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| CN (1) | CN104677578B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441764A (en) * | 2016-10-17 | 2017-02-22 | 苏州承腾电子科技有限公司 | LED lamp vibration testing device |
| CN106768762A (en) * | 2017-01-06 | 2017-05-31 | 成都聚立汇信科技有限公司 | LED lamp is shatter-proof experimental rig |
| CN108801595A (en) * | 2018-06-12 | 2018-11-13 | 广东大唐永恒智能科技有限公司 | compound light machine |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5201227A (en) * | 1992-03-05 | 1993-04-13 | Ishikawajima-Harima Jukogyo Kabushiki Kaisha | Device for measuring vibrations on rotating blade |
| CN100495476C (en) * | 2005-06-24 | 2009-06-03 | 东北师范大学 | Reverse swing dynamics property demonstration test instrument of horizontal reciprocating |
| CN201122367Y (en) * | 2007-09-21 | 2008-09-24 | 北京工业大学 | Linear displacement mechanical oscillator |
| CN101979982B (en) * | 2010-09-14 | 2012-03-28 | 上海海事大学 | Ultra-low frequency displacement vibration and bending complex strain comprehensive test device |
-
2013
- 2013-11-26 CN CN201310612219.2A patent/CN104677578B/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106441764A (en) * | 2016-10-17 | 2017-02-22 | 苏州承腾电子科技有限公司 | LED lamp vibration testing device |
| CN106768762A (en) * | 2017-01-06 | 2017-05-31 | 成都聚立汇信科技有限公司 | LED lamp is shatter-proof experimental rig |
| CN108801595A (en) * | 2018-06-12 | 2018-11-13 | 广东大唐永恒智能科技有限公司 | compound light machine |
| CN108801595B (en) * | 2018-06-12 | 2024-02-23 | 广东大唐永恒智能科技有限公司 | Light resetting machine |
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| Publication number | Publication date |
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| CN104677578B (en) | 2018-09-11 |
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